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| 0000067215-19-000043-index.html | 2019-11-27 08:23:52 | |
| 0000067215-19-000043.txt | 2019-11-27 08:23:52 | |
 0000067215-19-000043-xbrl.zip | 271795 | 2019-11-27 08:23:52 |
| dy-20191026.xsd | 55239 | 2019-11-27 08:23:52 |
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| dyq3fy202010qex311.htm | 14325 | 2019-11-27 08:23:52 |
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| Financial_Report.xlsx | 97985 | 2019-11-27 08:23:52 |
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| report.css | 2767 | 2019-11-27 08:23:52 |
| Show.js | 1085 | 2019-11-27 08:23:52 |